title: Erythrocytic and merogonic stages of Hepatozoon ridibundae sp. nov. infecting the Arabian ranid frogs, Rana ridibunda in Saudi Arabia with reflections on the haemogregarine complex.
mesh_terms: D000818:Animals; D003048:Coccidiosis / Q000097:blood / Q000453:epidemiology / Q000469:parasitology / Q000662:veterinary*; D004912:Erythrocytes / Q000469:parasitology*; D016783:Eucoccidiida / Q000302:isolation & purification* / Q000648:ultrastructure; D005260:Female; D008297:Male; D018512:Parasitemia / Q000453:epidemiology / Q000469:parasitology / Q000662:veterinary; D015995:Prevalence; D011895:Rana ridibunda / Q000469:parasitology*; D012529:Saudi Arabia / Q000453:epidemiology